【Perfect Fit】Customized for Stanley 40 oz Non-Tipping Insulated Mug, the replacement flip lid ensures a perfect fit for the HydroJug Traveler 40 oz Insulated Mug with Handle. 【Quality Material】Our non-tipping lid is made of high quality food grade plastic, BPA free and reusable, can be used daily with your Stanley 40 oz non-tipping tumbler, let you indulge in sipping pleasure. 【Leak Proof Design】Our replacement flip-top lid prevents liquids from leaking. Once securely fastened, it ensures leak-proof performance, giving you peace of mind when using and storing your nonpour. Never worry about liquid splashing again. 【Wide Use】These non-tipping cup lids can be used on stainless steel non-tipping cups for water, juice, cola, milk or other beverages, you can use them to cover the cups to prevent dust from getting into the cups and enjoy a delicious drink. 【Product Package】2 replacement lids, 2 sturdy straws, 1 stainless steel cup brush. Meet your needs. 2 replacement lids, 2 sturdy straws, 1 stainless steel cup brush. Meet your needs.